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7389666 |
Method for treating the surface of a machine element
A method for treating the surface of a machine element, such as the raceway and/or a rolling element of a rolling element bearing, comprising the steps of—subjecting the surface to a hard turning...
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7284406 |
Tube end forming and coping method and apparatus
Apparatus for both forming and coping the end of a tube. The tube is gripped such that it is aligned with a movable first tool assembly that is positioned, in a first operation, adjacent said tube...
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7162904 |
Method for producing a bung for a metal cask
A method for producing a bung for a metal cask that does not require a conventional collar and seal, and that simplifies the operations for forming the bung. The method disclosed in the present...
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7159428 |
Pre-beading method and apparatus
A pre-beading apparatus for fashioning a cylindrical includes a housing have a work surface and an aperture formed in the work surface, where the aperture is capable of accommodating the...
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7134303 |
Device for socket-deforming a tube end and for adjusting its length
A device ( 1 ) for socket-deforming an end of a tube, for example a tube of a heat exchanger, and for cutting that tube to a desired length, the cutting taking place at the end to be deformed. The...
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7007371 |
Method of manufacturing a magnetic strip magnet speed ring
A method of manufacturing a speed ring in a continuous process using a magnetizing fixture and a trimming fixture. An unmagnetized magnetic strip is fed into the trolley of a magnetizing fixture,...
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7003997 |
Method and apparatus to reduce deformation in sheets cut by cutting tool
The present invention is a method for reducing the deformation along a cut contour edge ( 26 ) of a sheet ( 2 ) caused by the cutting process whereby sheet material ( 4 ) protrudes above the top...
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6711926 |
Method of manufacturing a hockey puck
A method of manufacturing a hockey puck for enhancing a hockey player's skills, strength and endurance. The method of manufacturing a hockey puck includes the steps of severing a disk member off a...
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6694791 |
Method of spin forming and part made thereof
A method of cold forming a capped cylinder with geometrically spaced torsional engagement radial projections on an exterior side of the capped cylinder is provided. The method includes the step of...
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6233990 |
Method for manufacturing a formed piece of metal
The present invention relates to a method for manufacturing a formed piece of aluminum or some other relatively soft metal. In accordance with the invention, a slice is cut form a rod of aluminum...
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6189357 |
Apparatus and process for forming vehicle wheel rims
An apparatus for spin forming two partial wheel rims including a mandrel having a first portion for spin forming a first partial wheel rim and second portion for spin forming a second partial wheel...
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6009735 |
Portable tube cutting and finishing device
A portable tube cutting and finishing device employs a manual electrically operated power drill supported on a frame and driving a pair of tube drive and support rollers in a cradle arrangement. A...
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6000262 |
Apparatus and method for producing open-topped cylindrical containers from closed-topped cylindrical containers
Apparata and methods are shown and described for converting closed-topped containers, e.g., common aluminum beverage cans and steel food cans, into open-topped containers having open top mouths...
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6000263 |
Branch pipe forming tool and method of forming branch pipe on metal tube with the tool
A branch pipe is formed on a metal tube using a forming tool including a milling part and a burring part adjacent the milling part. The milling part has a first diameter and is provided with a...
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5931038 |
Method of machining bore surface of cylinder block and apparatus therefor
In a method of machining a surface of a bore of an aluminum cylinder block for internal combustion engines, the bore surface is machined to be formed with a number of recesses which are to be...
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5728309 |
Method for achieving thermal uniformity in induction processing of organic matrix composites or metals
For forming or consolidating organic matrix composites, for example, an organic matrix composite panel is sealed between sheets of a susceptor material that is susceptible to induction heating. The...
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5673580 |
Burring processing method, jig for burring processing, and burring processing apparatus
A burring processing method for performing burring processing for a metallic pipe 90 within a short time to provide a beautifully finished appearance. A jig with an inclined section 15 is inserted...
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5419028 |
Method of making a hose coupling
A hose coupling, ferrule therefor and methods of making the same are provided, the method of making the hose coupling comprising a ferrule having opposed ends and an insert interconnected to one of...
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5412967 |
Method of making a metallic ring-shaped body
A method for producing a hard metallic ring body is presented in which a stock material of a ring-shape is roll formed between a pair of inner and outer forming rolls, one of which is provided with...
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5339668 |
Hose coupling, ferrule therefor and methods of making the same
A hose coupling, ferrule therefor and methods of making the same are provided, the method of making the hose coupling comprising a ferrule having opposed ends and an insert interconnected to one of...
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5297411 |
Method of forming threaded opening
A metal sheet is pierced, pressed and drawn to provide a raised cylindrical section having an axis and which section is partly closed by an annular flange. The flange is bent inwardly to enlarge...
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5230234 |
Method of making roll-finished gears
A method of preparing a gear blank for roll-finishing, essentially comprising the step of: while supporting a gear blank with pitch-line chucking, finish-sizing the central axial opening of the...
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5152047 |
Method of producing laminated metal belt
A method of producing a laminated metal belt with a space corresponding to the thickness of resin between respective ring belts by a step for forming a laminated sheet by bonding the number of...
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5129249 |
Process and apparatus for forming a circular lip around an opening
After machining, the floor of a countersink is chased by means of rollers driven to execute an orbital motion, the angle which the attack surface of the rollers forms with the axis of the opening...
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5092040 |
Spin molding process for manufacturing a vehicle wheel
A process for manufacturing a vehicle wheel includes the steps of preparing a wheel raw material blank in which rim raw material is integrally formed at a peripheral edge of a disk member. The rim...
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5060497 |
Method of forming asymmetrical articles by rolling
A pair of dies are provided of which die faces are formed with depressions sequentially brought into engagement with a particular portion of a workpiece as the workpiece rolls between the die...
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5042280 |
Machine for straightening metallic bars or rods or wires or tubes
A straightening apparatus for metallic bars, rods, wires, tubes and the like is provided which includes a rotor which is adapted for being rotated about a longitudinal axis thereof. At least three...
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5031305 |
Apparatus for manufacturing electrical pins
Apparatus for making electrical pins with frusto-conical end portions, comprises a wire feed station for the supply of a length of metal wire to a wire severing station at which a wire severing...
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5022149 |
Method and apparatus for making a looped fin heat exchanger
A heat transfer device effective in minimizing frost bridging in refrigeration operations to be wound helically onto a refrigerant-carrying tube, has an integrally formed chain of looped fins, each...
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5020351 |
Apparatus for flattening irregular circumferential surfaces in spirally formed pipe
An apparatus for flattening irregular circumferential surfaces in spirally formed pipe and for cutting such pipes is disclosed. The apparatus includes a pipe surface flattening assembly and a...
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4953377 |
Method and apparatus for cutting and deburring tubes
A method and an apparatus for cutting and deburring tubes is disclosed wherein the cutting apparatus includes a cutting device, a double-acting deburring device and two sets of separately actuated...
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4942752 |
Apparatus for reforming and restoring the surface of a cylindrical workpiece manually
A handtool for restoring and reforming the surface of cylindrical workpieces.
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4936129 |
Method for forming a vehicle wheel
A method of manufacturing vehicle wheels from a disc blank, in which the wheel has rim portions of uniform thickness and different lengths. The wheel is made by spin forging the edge portion of the...
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4805431 |
Contrivance for the cutting-deforming of cylindrical surfaces
A contrivance for the cutting-deforming of cylindrical surfaces comprises a housing wherein are installed in succession a head with at least two deforming rollers and a tool-holder adapted for...
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4749375 |
Method for producing a multiple V-groove pulley and a pulley produced by said method
A flat disc 1 having a central aperture is deformed on its periphery by spin-forming the metal of the disc so that the metal projects from each side of the plane of the disc and thereby forms a...
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4738565 |
Method of replacing mains
A method for replacing an existing buried pipe of a crackable, fracturable material. By the application of a local intense pressure, the pipe is cracked and fractured into irregular fragments which...
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4722211 |
Method of forming hollow parts
A method of roll forming hollow parts comprises introducing a workpiece into the space between a plurality of rolls rotatably arranged in spaced and parallel relationship, in parallel with the axes...
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4711110 |
Apparatus for crimping pipe
An apparatus for crimping the leading edge of continuously produced spiral pipes is disclosed. The apparatus includes upper and lower passive crimping rollers, which are rotatably mounted adjacent...
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4691550 |
Method and apparatus for making a pressure hose socket
A method and apparatus for making a pressure hose socket with at least one inwardly projecting crown having at least one tooth therein which points toward an end of the socket. The socket is...
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4683743 |
Apparatus and method for roll sizing diameters
An apparatus and method are provided for roll sizing the periphery of cylindrical workpieces to finish and size the workpiece to a close tolerance diameter. The method and apparatus can also be...
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4633695 |
Tool for the separation of tubes
A work tool for the separation of tubes, wherein two deforming rollers rigidly mounted on the tool are moveably arranged tangential to the tube for separating the tube up to a remaining section by...
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4624122 |
Machine for the manufacture of tubes deformed to provide a helicoidal profile for heat exchangers and similar applications
For manufacturing tubes of the "corrugated" type, i.e. comprising at least one deformation of helicoidal profile, the smooth tube (28) is displaced axially inside a fixed sheath (7) about which...
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4571971 |
Rod cutting and threading machine
A machine for cutting and threading bicycle spokes (11) comprising a cradle (15) for receiving a spoke, a cutter mechanism (17) positioned to intersect and cut off the spoke at a predetermined...
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4561275 |
Method of shaping and machining disc wheel and equipment therefor
A method shaping and machining a disc wheel and an equipment therefor wherein, in a disc wheel formed by welding together a rim and a disc, upper and lower mandrels are inscribed with rim bead seat...
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4554810 |
Draw-spinning of integral vehicle wheel rim and disc segments
A method of forming a one-piece vehicle wheel disc and rim segment from a circular blank which includes the steps of clamping the circular blank in a spinning chuck having a mandrel with an outer...
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4509354 |
Method of manufacturing fan guard
A method of manufacturing a fan guard from a plate member wherein inward slits, each having at least a radial slit section are formed in a first section of the plate member located between a...
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4503693 |
Apparatus for making a hole and a hole-surrounding collar in the side of a pipe
An apparatus for making a hole and a collar in the side of a pipe has a pipe-fastening portion mounted on a stand for holding the pipe and has a hole-making portion for making the hole in the pipe...
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4489581 |
Method of manufacturing articles by deformation of cylindrical blanks
Disclosed is a method of manufacturing articles by deformation of cylindrical blanks, comprising heating the blanks (1), their transverse wedge forming followed by deformation of the end crops (3)...
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4445264 |
Tool for a method of forming dimples in sheet metal for recessing rivet heads
This invention relates to the joining of two metal sheets such as in the repair of automobile body components. There is provided a tool which may be utilized to first form a dimple in one or more...
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4341103 |
Spin-necker flanger for beverage containers
A method and apparatus for beading canbodies, or like hollow members having at least one terminal end edge, a first annular end portion adjacent said terminal end edge, a second annular end portion...
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